Water treatment assembly head



FIG. 1 is a top and front perspective view of a water treatment assembly head showing our new design, the partial broken-line showing of the faucet filter cartridges and tubing being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a right side elevational view thereof the left side being a mirror image;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a vertical cross-sectional view thereof, taken along line 7--7 of FIG. 5. 

The ornamental design for a water treatment assembly head, as shown and described. 